GR65227B - Method for the preparation of new spirolacton - Google Patents

Method for the preparation of new spirolacton

Info

Publication number
GR65227B
GR65227B GR54787A GR770154787A GR65227B GR 65227 B GR65227 B GR 65227B GR 54787 A GR54787 A GR 54787A GR 770154787 A GR770154787 A GR 770154787A GR 65227 B GR65227 B GR 65227B
Authority
GR
Greece
Prior art keywords
spirolacton
preparation
new
new spirolacton
Prior art date
Application number
GR54787A
Other languages
Greek (el)
English (en)
Original Assignee
Schering Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=5993550&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR65227(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Schering Ag filed Critical Schering Ag
Publication of GR65227B publication Critical patent/GR65227B/el

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
    • C07J53/002—Carbocyclic rings fused
    • C07J53/004—3 membered carbocyclic rings
    • C07J53/007—3 membered carbocyclic rings in position 6-7
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P5/00—Drugs for disorders of the endocrine system
    • A61P5/38—Drugs for disorders of the endocrine system of the suprarenal hormones
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00—Drugs for disorders of the blood or the extracellular fluid
    • A61P7/10—Antioedematous agents; Diuretics
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0003—Androstane derivatives
    • C07J1/0033—Androstane derivatives substituted in position 17 alfa and 17 beta
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/001—Lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J31/00—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring
    • C07J31/003—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring the S atom directly linked to a ring carbon atom of the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
    • C07J53/002—Carbocyclic rings fused
    • C07J53/004—3 membered carbocyclic rings
    • C07J53/008—3 membered carbocyclic rings in position 15/16

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Diabetes (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Endocrinology (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
GR54787A 1976-11-16 1977-11-14 Method for the preparation of new spirolacton GR65227B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2652761A DE2652761C2 (de) 1976-11-16 1976-11-16 15,16-Methylen-Spirolactone, Verfahren zu deren Herstellung und diese enthaltende Arzneimittel

Publications (1)

Publication Number Publication Date
GR65227B true GR65227B (en) 1980-07-30

Family

ID=5993550

Family Applications (1)

Application Number Title Priority Date Filing Date
GR54787A GR65227B (en) 1976-11-16 1977-11-14 Method for the preparation of new spirolacton

Country Status (23)

Country Link
US (1) US4129564A (ru)
JP (2) JPS5363373A (ru)
AT (1) AT356827B (ru)
AU (1) AU512611B2 (ru)
BE (1) BE860877A (ru)
CA (1) CA1092094A (ru)
CH (2) CH631463A5 (ru)
CS (1) CS194823B2 (ru)
DD (1) DD132968B3 (ru)
DE (1) DE2652761C2 (ru)
DK (1) DK141967C (ru)
ES (1) ES464193A1 (ru)
FR (1) FR2370755A1 (ru)
GB (1) GB1550568A (ru)
GR (1) GR65227B (ru)
HU (1) HU174983B (ru)
IE (1) IE46076B1 (ru)
IL (1) IL53353A (ru)
IT (1) IT1092262B (ru)
LU (1) LU78514A1 (ru)
NL (1) NL7711946A (ru)
SE (1) SE436425B (ru)
SU (2) SU695560A3 (ru)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2922500A1 (de) * 1979-05-31 1980-12-04 Schering Ag 6 beta .7 beta
DE3051166C2 (en) * 1980-06-11 1990-10-18 Schering Ag, 1000 Berlin Und 4709 Bergkamen, De Compsns. for contraception or treatment of gynaecological disorders
DE3022337A1 (de) * 1980-06-11 1982-01-07 Schering Ag Berlin Und Bergkamen, 1000 Berlin Praeparate zur kontrazeption und zur behandlung gynaekologischer stoerungen
DE3111951A1 (de) * 1981-03-23 1982-09-30 Schering Ag, 1000 Berlin Und 4619 Bergkamen 7(alpha)-alkoxycarbonyl-15ss-methylen-4-androstene, verfahren zu ihrer herstellung und verwendung als arzneimittel
ATE15206T1 (de) * 1981-09-21 1985-09-15 Schering Ag 3-beta,7-beta,15-alpha-trihydroxy-5-androsten-1 - one, ihre 3,15-trimethylessigsaeure-ester und ihre herstellung.
DE3213962A1 (de) * 1982-04-13 1983-10-13 Schering AG, 1000 Berlin und 4709 Bergkamen 1(alpha).2(alpha);6(beta).7(beta).15(beta).16(beta)-trimethylen-3-oxo-17(alpha)-pregn-4-en-21.17-carbolacton, dessen herstellung und verwendung als arzneimittel
DE3227598A1 (de) * 1982-07-22 1984-01-26 Schering AG, 1000 Berlin und 4709 Bergkamen 7(alpha)-acylthio-15.16-methylen-3-oxo-17(alpha)-pregna-1.4-dien-21,17-carbolactone, verfahren zu ihrer herstellung und verwendung als arzneimittel
DE3234972A1 (de) * 1982-09-17 1984-03-22 Schering AG, 1000 Berlin und 4709 Bergkamen 7(alpha)-alkyl-17(alpha)-pregn-4-en-21.17-carbolactone und -21-carbonsaeuresalze sowie verfahren zu ihrer herstellung und diese enthaltende pharmazeutische praeparate
DE3240510A1 (de) * 1982-10-29 1984-05-03 Schering AG, 1000 Berlin und 4709 Bergkamen Neue 7(alpha)-acylthio-1(alpha),2(alpha)-methylen-3-oxo-17(alpha)-pregn-4-en-21,17-carbolactone, deren herstellung und diese enthaltende arzneimittel
JPS59139400A (ja) * 1983-01-31 1984-08-10 Shionogi & Co Ltd 抗アルドステロン活性ステロイド誘導体
DE3306554A1 (de) * 1983-02-22 1984-08-23 Schering AG, 1000 Berlin und 4709 Bergkamen Verfahren zur herstellung von 3-((delta)(pfeil hoch)4(pfeil hoch)-3-ketosteroid-17(alpha)-yl)-propionsaeurelactonen
US4559332A (en) * 1983-04-13 1985-12-17 Ciba Geigy Corporation 20-Spiroxanes and analogues having an open ring E, processes for their manufacture, and pharmaceutical preparations thereof
ATE51233T1 (de) * 1983-08-17 1990-04-15 Schering Ag 7-alpha-substituierte 3-oxo-17alpha-pregn-4-en21.17-carbolactone, verfahren zu ihrer herstellung und diese enthaltende pharmazeutische praeparate.
DE3347510A1 (de) * 1983-12-27 1985-08-01 Schering AG, 1000 Berlin und 4709 Bergkamen Verfahren zur herstellung von 3-oxo-17(alpha)-pregna-4,6-dien-21,17-carbolactonen
DE3402329A1 (de) * 1984-01-20 1985-08-01 Schering AG, 1000 Berlin und 4709 Bergkamen 6,6-ethylen-15,16-methylen-3-oxo-17(alpha)-pregn-4-en-21,17-carbolactone, verfahren zu deren herstellung und diese enthaltende pharmazeutische praeparate
US4670551A (en) * 1984-06-21 1987-06-02 Ciba-Geigy Corporation Epoxy steroids
JPS6248694A (ja) * 1985-08-28 1987-03-03 Shionogi & Co Ltd 抗アルドステロン活性ステロイド誘導体
DE3544661A1 (de) * 1985-12-13 1987-06-19 Schering Ag Verfahren zur herstellung von 7(alpha)-acetylthiosteroiden
JPS62132932U (ru) * 1986-02-14 1987-08-21
US4837211A (en) * 1987-04-06 1989-06-06 Carolina Medical Products, Inc. Spironolactone composition
JPS6453026U (ru) * 1987-09-29 1989-03-31
DE3916112A1 (de) * 1989-05-16 1990-11-22 Schering Ag Dihydrospirorenon als antiandrogen
DE4344462C2 (de) 1993-12-22 1996-02-01 Schering Ag Zusammensetzung für die Empfängnisverhütung
DE69620756T2 (de) * 1995-06-07 2002-11-14 G.D. Searle & Co., Chicago Kombinationstherapie zur behandlung des kongestiven herzversagens mit spironolacton und angiotensin ii-antagonist
DE19633685C1 (de) 1996-08-12 1997-10-09 Schering Ag Verfahren zur Herstellung von Drospirenon (6beta,7beta;15 beta,16beta-Dimethyl-en-3-oxo-17alpha-pregn-4-en-21,17-carbolacton, DRSP) sowie 7alpha-(3-Hydroxy-1-propyl)-6beta,7beta;15beta, 16beta-dimethylen-5beta-androstan-3beta,5,17beta-triol (ZK 92836) und 6beta,7beta;15beta,16beta-dimethylen-5beta-hydroxy-3-oxo-17alpha-androstan-21,17-carbolacton (90965) als Zwischenprodukte des Verfahrens
DE19651000A1 (de) * 1996-12-01 1998-06-04 Schering Ag Oxyiminopregnancarbolactone
BR9915134A (pt) * 1998-11-06 2001-08-07 Searle & Co Co-terapia e terapia combinada para o tratamento de distúrbio cardiovascular em um indivìduo, e, composição
US6787531B1 (en) * 1999-08-31 2004-09-07 Schering Ag Pharmaceutical composition for use as a contraceptive
EP2305267A3 (en) 1999-08-31 2011-08-17 Bayer Schering Pharma Aktiengesellschaft Pharmaceutical combination of ethinylestradiol and drospirenone for use as a contraceptive
CA2382426C (en) * 1999-08-31 2006-02-28 Schering Aktiengesellschaft Pharmaceutical combination of ethinylestradiol and drospirenone for use as a contraceptive
KR100857344B1 (ko) 1999-08-31 2008-09-05 바이엘 쉐링 파마 악티엔게젤샤프트 피임약으로서의 사용을 위한 에티닐에스트라디올과드로스피렌온의 약학적 조합
US20020132801A1 (en) * 2001-01-11 2002-09-19 Schering Aktiengesellschaft Drospirenone for hormone replacement therapy
EE05533B1 (et) * 2000-01-18 2012-04-16 Schering Aktiengesellschaft Farmatseutiline kompositsioon ja preparaat, mis sisaldab mikroniseeritud drospirenooni ja ”strogeeni ning nende kasutamine
US6716829B2 (en) 2000-07-27 2004-04-06 Pharmacia Corporation Aldosterone antagonist and cyclooxygenase-2 inhibitor combination therapy to prevent or treat inflammation-related cardiovascular disorders
EP1368009A2 (en) * 2000-07-27 2003-12-10 Pharmacia Corporation Aldosterone blocker therapy to prevent or treat inflammation-related disorders
EP1216712A1 (en) 2000-12-20 2002-06-26 Schering Aktiengesellschaft Cyclodextrin-drospirenone inclusion complexes
EP1216713A1 (en) * 2000-12-20 2002-06-26 Schering Aktiengesellschaft Compositions of estrogen-cyclodextrin complexes
EP1406634A1 (en) * 2001-07-13 2004-04-14 Schering Aktiengesellschaft Combination of drospirenone and an estrogen sulphamate for hrt
MXPA04009033A (es) * 2002-03-18 2005-01-25 Pharmacia Corp Combinacion de un antagonista de receptor de aldosterona y acido nicotinico o un derivado de acido nicotinico.
PL373029A1 (en) * 2002-03-18 2005-08-08 Pharmacia Corporation Combination of an aldosterone receptor antagonist and a bile acid sequestering agent
ITMI20040367A1 (it) * 2004-03-01 2004-06-01 Ind Chimica Srl Processo per la preparazione di drospirenone
US20050220825A1 (en) * 2004-03-10 2005-10-06 Adrian Funke Molecular dispersions of drospirenone
HUP0402465A2 (en) * 2004-11-30 2006-07-28 Richter Gedeon Vegyeszet Industrial process for preparing 17-hydroxy-6-betha, 7-betha, 15-betha, 16-betha-bis-methylene-3-oxo-17-alpha-pregn-4-ene-21-carboxylic acid gamma lacton and the main intermediates of the process
HUP0402466A2 (en) * 2004-11-30 2006-07-28 Richter Gedeon Vegyeszet Industrial process for preparing 17-hydroxy-6-betha, 7-betha, 15-betha, 16-betha-bis-methylene-3-oxo-17-alpha-pregn-4-ene-21-carboxylic acid gamma lacton and the main, intermediates of the process
US8617597B2 (en) 2006-07-06 2013-12-31 Bayer Intellectual Property Gmbh Pharmaceutical composition containing a tetrahydrofolic acid
US20090023914A1 (en) * 2007-05-01 2009-01-22 Alessandro Pontiroli Process for preparing drospirenone and intermediate thereof
FR2917975B1 (fr) 2007-06-26 2009-10-16 Ceva Sante Animale Sa Compositions et traitement de l'insuffisance cardiaque chez les animaux mammiferes non humains
US20090035374A1 (en) * 2007-07-31 2009-02-05 Katrin Mittmann Method of making a single-stage pharmaceutical preparation for oral therapy to regulate blood pressure and kit containing same
US20090035373A1 (en) * 2007-07-31 2009-02-05 Katrin Mittmann Pharmaceutical composition for contraception and blood pressure regulation, kit for contraception containing same and method of production of same
HUP0700826A3 (en) 2007-12-20 2010-03-29 Richter Gedeon Nyrt Coated tablet containing drospirenone and process for producing the same
WO2009111574A2 (en) * 2008-03-05 2009-09-11 Evestra, Inc. BISMETHYLENE-17α CARBOLACTONES AND RELATED USES
US8222237B2 (en) * 2008-11-25 2012-07-17 Evestra, Inc. Progestational 3-(6,6-ethylene-17B-hydroxy-3-oxo-17A-pregna-4-ene-17A-yl)propionic acid G-lactones
CA2759667A1 (en) 2009-02-18 2010-08-26 Bayer Pharma Aktiengesellschaft Particles comprising drospirenone encapsulated in a polymer
CA2752805A1 (en) 2009-02-18 2010-08-26 Bayer Pharma Aktiengesellschaft Formulation comprising drospirenone for subcutaneous or intramuscular administration
US8334375B2 (en) * 2009-04-10 2012-12-18 Evestra, Inc. Methods for the preparation of drospirenone
ES2432063T3 (es) 2009-06-16 2013-11-29 Crystal Pharma, S.A.U. Procedimiento para la obtención de 17-espirolactonas en esteroides
US8957052B2 (en) 2010-05-10 2015-02-17 Universite Paris Descartes Methods and compositions for the treatment of fluid accumulation in and/or under the retina
US9241944B2 (en) 2010-06-16 2016-01-26 Institut National De La Santé Et De La Recherche Médicale (Inserm) Methods and compositions for stimulating reepithelialisation during wound healing
AR081670A1 (es) 2010-06-29 2012-10-10 Leon Farma Sa Lab Composicion farmaceutica que comprende drospirenona y kit anticonceptivo
US11351122B1 (en) 2010-07-28 2022-06-07 Laboratorios Leon Farma Sa Synthetic progestogens and pharmaceutical compositions comprising the same
US10849857B2 (en) 2010-07-28 2020-12-01 Laboratorios Leon Farma Sa Pharmaceutical compositions comprising active drugs, contraceptive kits comprising active drugs, and methods of administering the same
US9603860B2 (en) 2010-07-28 2017-03-28 Laboratorios Leon Farma Sa Pharmaceutical compositions comprising active drugs, contraceptive kits comprising active drugs, and methods of administering the same
CN102887934B (zh) * 2012-09-20 2015-05-27 杭州福斯特药业有限公司 一种屈螺酮的制备方法
WO2016063269A1 (en) 2014-10-20 2016-04-28 Prendergast Patrick T Use of antagonists to the nuclear steroid receptor alone or in combination as direct antiviral agents to inhibit alphavirus, togaviridae, arenaviridae, filoviridae, bunyaviridae, flaviviridae and rhabdoviridae
EP3313408B1 (en) 2015-06-23 2023-12-06 Laboratorios Leon Farma SA Drospirenone-based contraceptive for a female patient affected with excess weight
EP3108889A1 (en) 2015-06-23 2016-12-28 Philippe Perrin Drospirenone-based contraceptive for a female patient affected with excess weight
WO2017055248A1 (en) 2015-09-28 2017-04-06 INSERM (Institut National de la Santé et de la Recherche Médicale) Methods and pharmaceutical compositions for the treatment of heart failure
JP6835836B2 (ja) 2015-10-13 2021-02-24 アンスティチュ ナショナル ドゥ ラ サンテ エ ドゥ ラ ルシェルシュ メディカル 脈絡膜血管新生の処置のための方法及び医薬組成物
EP3490606B8 (en) 2016-07-26 2024-04-10 INSERM (Institut National de la Santé et de la Recherche Médicale) Antagonist of mineralocorticoid receptor for the treatment of osteoarthritis
EP4134082A1 (en) 2021-08-12 2023-02-15 Chemo Research, S.L. Method for treating endometriosis and providing effective contraception
WO2023031277A1 (en) 2021-08-31 2023-03-09 INSERM (Institut National de la Santé et de la Recherche Médicale) Methods for the treatment of ocular rosacea
WO2023152658A1 (en) 2022-02-10 2023-08-17 Lupin Limited Slow release drospirenone tablet composition
AR128632A1 (es) 2022-03-01 2024-05-29 Chemo Res S L Anticonceptivo oral masticable de drospirenona

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3257390A (en) * 1963-06-12 1966-06-21 Merck & Co Inc Ring a unsaturated 21-hydroxy-3-oxo-17alpha-pregnane-17-carboxylic acid lactone diuretic agents
NL166267C (nl) * 1968-03-22 1981-07-15 Merck & Co Inc Werkwijze ter bereiding van farmaceutische preparaten, de onder toepassing daarvan verkregen gevormde voort- brengselen, alsmede werkwijze ter bereiding van 6,7-methyleen-20-spirox-4-en-3-onderivaten met aldoste- ron remmende werking.
DE2237143A1 (de) * 1972-07-28 1974-02-14 Hoechst Ag Verfahren zur herstellung von beta(3-keto-7alpha-acetylthio-17beta-hydroxy4-androsten-17alpha-yl)-propionsaeuregamma-lacton und dessen 1-dehydro-derivat
CH601352A5 (ru) * 1973-09-26 1978-07-14 Hoffmann La Roche

Also Published As

Publication number Publication date
SE7712891L (sv) 1978-05-17
SU743582A3 (ru) 1980-06-25
NL7711946A (nl) 1978-05-18
ES464193A1 (es) 1978-09-01
DD132968B3 (de) 1991-03-28
JPS5363373A (en) 1978-06-06
ATA815577A (de) 1979-10-15
AU512611B2 (en) 1980-10-16
JPS61218595A (ja) 1986-09-29
DK508077A (da) 1978-05-17
DE2652761A1 (de) 1978-05-18
DK141967C (da) 1980-12-08
DK141967B (da) 1980-07-28
SU695560A3 (ru) 1979-10-30
IT1092262B (it) 1985-07-06
AU3050977A (en) 1979-05-17
JPH0242840B2 (ru) 1990-09-26
IE46076B1 (en) 1983-02-09
BE860877A (fr) 1978-05-16
JPS6156240B2 (ru) 1986-12-01
HU174983B (hu) 1980-04-28
CH632774A5 (de) 1982-10-29
IL53353A0 (en) 1978-01-31
CH631463A5 (de) 1982-08-13
FR2370755A1 (fr) 1978-06-09
CA1092094A (en) 1980-12-23
DE2652761C2 (de) 1985-11-21
DD132968A5 (de) 1978-11-22
IL53353A (en) 1982-04-30
FR2370755B1 (ru) 1980-06-06
US4129564A (en) 1978-12-12
SE436425B (sv) 1984-12-10
CS194823B2 (en) 1979-12-31
LU78514A1 (ru) 1978-03-20
AT356827B (de) 1980-05-27
IE46076L (en) 1978-05-16
GB1550568A (en) 1979-08-15

Similar Documents

Publication Publication Date Title
GR65227B (en) Method for the preparation of new spirolacton
GR64125B (en) Method for the preparation of 3-de-o-methylfortimicins
GR64553B (en) Method for the preparation of aminoalkyloeterocyclic compounds
GR64146B (en) Method for the preparation of new hydroxymethyl-5 oxazolidinones-2
GR64229B (en) Method for the preparation of new 1-aryloxy-2-hydroxy-3-alkylenamino propanes
IL52749A0 (en) Process for the preparation of m-phenoxybenzaldehyde
GB1523529A (en) Process for the preparation of tetrazole - 5 - carboxamides
PT66694A (en) Process for the preparation of gamma-pyrones
GR64093B (en) Method for the preparation of new aminoalkoxyphenyl-derivatives
GB1534213A (en) Process for the preparation of basically-substituted phenyl-acetonitriles
GR65016B (en) Method for the preparation of new kortikoides
GR58448B (en) Method for the construction of one thread-core
GR65222B (en) Method for the preparation of new esters
GR65025B (en) Method for the preparation of new imidazo-isokinolin-diones
CH609341A5 (en) Process for the preparation of 5-methylisoxazole- 4-carboxanilides
GB1552402A (en) Process for the preparation of 3-deoxyanthocyanidins
GR64050B (en) Method for the preparation of new pyridobezodiazepinones
GR64493B (en) Method for the preparation of methalylo-sulfonic natrium
GB1549547A (en) Process for the preparation of 4-phenoxy-phenols
PT67309A (en) Process for the preparation of an orthoaminoacetophenone
GB1555111A (en) Process for the preparation of substituted chloropyramidines
GR59194B (en) Preparation method of aryloxy-1 amino-3-propanols-2
GR65226B (en) Method for the preparation of heparin
PT66862A (en) Process for the preparation of cyanoprostaglandins
GR64597B (en) Method for the preparation of new sulphide n-benzylamino-acids